xref: /freebsd/sys/dev/isp/isp_target.h (revision 145992504973bd16cf3518af9ba5ce185fefa82a)
1 /* $FreeBSD$ */
2 /*-
3  *  Copyright (c) 1997-2009 by Matthew Jacob
4  *  All rights reserved.
5  *
6  *  Redistribution and use in source and binary forms, with or without
7  *  modification, are permitted provided that the following conditions
8  *  are met:
9  *
10  *  1. Redistributions of source code must retain the above copyright
11  *     notice, this list of conditions and the following disclaimer.
12  *  2. Redistributions in binary form must reproduce the above copyright
13  *     notice, this list of conditions and the following disclaimer in the
14  *     documentation and/or other materials provided with the distribution.
15  *
16  *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
20  *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  *  SUCH DAMAGE.
27  *
28  */
29 /*
30  * Qlogic Target Mode Structure and Flag Definitions
31  */
32 #ifndef	_ISP_TARGET_H
33 #define	_ISP_TARGET_H
34 
35 /*
36  * Notify structure- these are for asynchronous events that need to be sent
37  * as notifications to the outer layer. It should be pretty self-explanatory.
38  */
39 typedef enum {
40 	NT_UNKNOWN=0x999,
41 	NT_ABORT_TASK=0x1000,
42 	NT_ABORT_TASK_SET,
43 	NT_CLEAR_ACA,
44 	NT_CLEAR_TASK_SET,
45 	NT_LUN_RESET,
46 	NT_TARGET_RESET,
47 	NT_BUS_RESET,
48 	NT_LIP_RESET,
49 	NT_LINK_UP,
50 	NT_LINK_DOWN,
51 	NT_LOGOUT,
52 	NT_GLOBAL_LOGOUT,
53 	NT_CHANGED,
54 	NT_ARRIVED,
55 	NT_DEPARTED,
56 	NT_HBA_RESET
57 } isp_ncode_t;
58 
59 typedef struct isp_notify {
60 	void *		nt_hba;		/* HBA tag */
61 	void *		nt_tmd;
62 	void *		nt_lreserved;
63 	void *		nt_hreserved;
64 	uint64_t	nt_wwn;		/* source (wwn) */
65 	uint64_t	nt_tgt;		/* destination (wwn) */
66 	uint64_t	nt_tagval;	/* tag value */
67 	uint32_t
68 			nt_sid		: 24;	/* source port id */
69 	uint32_t
70 			nt_failed	: 1,	/* notify operation failed */
71 			nt_need_ack	: 1,	/* this notify needs an ACK */
72 			nt_did		: 24;	/* destination port id */
73 	uint32_t
74 			nt_lun		: 16,	/* logical unit */
75 			nt_nphdl  	: 16;	/* n-port handle */
76 	uint8_t		nt_channel;		/* channel id */
77 	isp_ncode_t	nt_ncode;	/* action */
78 } isp_notify_t;
79 #define MATCH_TMD(tmd, iid, lun, tag)                   \
80     (                                                   \
81         (tmd) &&                                        \
82         (iid == INI_ANY || iid == tmd->cd_iid) &&       \
83         (lun == LUN_ANY || lun == tmd->cd_lun) &&       \
84         (tag == TAG_ANY || tag == tmd->cd_tagval)       \
85     )
86 /*
87  * Debug macros
88  */
89 
90 #define	ISP_TDQE(isp, msg, idx, arg)	\
91     if (isp->isp_dblev & ISP_LOGTDEBUG2) isp_print_qentry(isp, msg, idx, arg)
92 
93 /*
94  * Special Constatns
95  */
96 #define INI_ANY			((uint64_t) -1)
97 #define VALID_INI(ini)		(ini != INI_NONE && ini != INI_ANY)
98 #define LUN_ANY     		0xffff
99 #define TGT_ANY     		((uint64_t) -1)
100 #define TAG_ANY     		((uint64_t) 0)
101 #endif	/* _ISP_TARGET_H */
102